Venn Diagrams - Grade 10 (Question: 1607667626)
In a survey concerning the number of students preferred option of courses in a certain school, it was found out that 40 include Engineering, Law and Medical courses as their options, 56 in Engineering and Medical courses, 65 in Law and Medical courses, 60 in Engineering and Law courses, 94 in Engineering course, 111 in Law course. If there are 177 students in all, how many students preferred Medical courses only?
A. 32
B. 35
C. 38
D. 42